Home / 8,911.10-12,297.43-4,932.58

Finding the Fourth Proportional to 8,911.10, 12,297.43 and 4,932.58

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Solution

The fourth proportional to 8,911.10, 12,297.43 and 4,932.58 is: 6,807.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.10 : 12,297.43 = 4,932.58 : x
  2. Step 2: Convert to fraction form
    8,911.10/12,297.43 = 4,932.58/x
  3. Step 3: Cross multiply
    8,911.10x = 12,297.43 × 4,932.58
  4. Step 4: Simplify right side
    8,911.10x = 60,658,051.06
  5. Step 5: Solve for x
    x = 60,658,051.06/8,911.10
  6. Step 6: Final answer
    x = 6,807.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.